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Computer systems glossary
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- 1WANWide area network - a network which covers a broad area such as city or a country.
- 2LANLocal area network - network that interconnects computers within area such as home, school, office etc.
- 3Output DeviceA device such as headphones which give out sound like what a projector does it gives out a image on on a board the same with a monitor it gives you a picture
- 4Input DevicesAn input device is something that inputs information into a computer such as a scanner, barcode reader or even some MIDI instruments
- 5Storage DeviceA storage device is something you can store data on such as a USB stick or USB pen.
- 6SSDSolid State Drive - which is an external hard drive with no moving parts and is harder to break then a normal external hard drive however solid state is more expensive.
- 7Fire WireA fire wire is used to connect external hard drive or camcorders to a computer or a laptop.
- 8RFIDRadio Frequency Identification Device - this device is normally put on expensive parcels or some animals such as cows.
- 9GPSGlobal Positioning System -
Commonly used as a satnav in vehicles GPS requires 4 satellites to determine your location and your route. - 10USBUSB known as flash drive is a portable device that can store any data.
- 11IP AddressIP address is used to determine the location of a computer or laptop by what WIFI or internet connection it is on.
- 12SD CardSD Card commonly used in action cameras or camcorders is a portable device which can sometimes be put into the computer.
- 13Security KeyMainly known as a password mostly a WIFI password which is a combination of letters and numbers.
- 14VoIPVoice over Internet Protocol - mostly known as phone service over the internet such as FaceTime or Skype.
- 15CDCompact Disc - used for playing music in CD players or in computer drives.
- 16DVDDigital Versatile Disc - Used for playing films or movies.
- 17Cloud StorageA server provided by most famous brands to store extra data at a cost.
- 18Open Source SoftwereIs a software with its source code made available with a licence for copyright. it is free download.
- 19Proprietary SoftwereProprietary Software is software you have to pay for
- 20DMSDiary Management Software where you can organize events and share event with your contacts.
- 21FirewallFirewall is a type of security that protects your computer from viruses and bugs
- 22SSIDService set identifier which is a password protector so it is case sensitive (network name)
- 23WEP, WPA, WPA2, AESThese are all types of security for the internet to keep your device safe.
- 24BluetoothThis is used for carphones or wireless speakers even some wireless keyboards for a Ipad
- 25Band Widthis the bit rate of the available or consumes data from a device
- 26WIFIA facility allowing devices to connect to the internet
- 27RouterA router broadcasts the WIFI around the house for people to connect to
- 28ModemA combined device for example between the digital signal of a computer and a analogue signal of a telephone.
- 29Remote WorkingRemote control E.G. the cloud or mobile
- 30Optical Storageis the storage of data on a medium
- 31Magnetic storagea external hardrive which is held together by magnets
- 32CCTVClosed circuit Television which is a meaning for camera monitoring systems
- 33Key LoggerKey Logger is a computer program that records every key stroke
- 34EthernetA system that connects every computer system to a server
- 35User IDIs normally a user name and password for your computer or social media sites.
- 36DoSDenial of service is when to many people are on the same website e.g when you are trying to get tickets for a concert.
- 37Data Capture FormIs designed to collect specific data they often use boxes or a set amount of spaces this is designed to make sure all the fields are filled in properly.
- 38Encryptionwhere you need a password or passkey to access the file and decrypt it
- 39GUIStands for graphical user interface which allows users to interact with electric devices through graphical icons and visual indicators.
- 40ForumForums you will find on a website where you can ask questions o comment to help them out.
- 41PhishingIs the attempt to acquire usernames ans passwords and other sensitive information illegally by hackers
- 42Radio ButtonsRadio Buttons are found on forms which allows the user to chose only 1 choice.
- 43PasswordPassword is what protects your data like you have a password on your phone or computer it is protecting your data
- 44Data UserA data user someone who uses data from others
- 45Information CommissionerIs a person from the government who uses data freely
- 46peer to peer file transfersharing digital media using networking technology
- 47NFCNear filed communication is smartphone which can send a signal to e.g a machine to let you in a building or pay for a meal using you bank account
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- Fichas sobre Computer systems glossary, creado por 11dizenzo.c el 12/02/2015.
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